Well, this had to happen: a search engine for government secrets. “The project, based out of Columbia University and launched about a year ago, uses advanced computer science methods in big data, machine learning, and natural language processing to scale up what some scholars have been struggling to do by hand for a decade: Document the rise of government secrecy, learn more about what the government isn’t releasing, and uncover new patterns and information in the millions of documents that do get declassified but contain heavy redactions.”